that would go against the grover norquist pledge not to raise taxes. but one of those who signed the pledge is standing by his promise. senator ron john so thson joins. senator, thanks for being here. >> good morning. >> senator, we've been following all of these negotiations as the market has turning on every single bit of information that comes out. you say that you would not go along with any idea to raise those marginal tax rates. why is that? >> because everything we should be doing here should be concentrating on economic growth because that's time as more effective. let me give you a couple numbers. even with the very meager recovery that we've had, revenue has increased to the federal government by $344 billion per year. if we just return to a normal economy like we had in 2007, those policies of george bush where we had 18.5% of our economy coming to the federal government as revenue, that would be another $419 billion. so combined, that would be $750 billion per year of additional revenue. now, president obama's proposal of punishing success,